# USPSTF Prevention TaskForce vs WikEM

The clearest difference is rating: WikEM at 4.8 against USPSTF Prevention TaskForce's 3.6. WikEM also leads on update cadence (every 5 days vs every 3 months) and ratings volume (4.7K vs 68). USPSTF Prevention TaskForce's advantage is in-app purchases (none vs 10) and review sentiment (63% vs 54%). On price, ads and device support there is nothing between them.

Both are free to download. WikEM sells 10 in-app purchases, starting at $1.99 per month. USPSTF Prevention TaskForce asks for nothing beyond the download.

WikEM holds the better App Store score, 4.8 against 3.6. That said, the two scores are not equally well evidenced: WikEM has 4.7K ratings behind it against 68, so its average is the more settled of the two. Written reviews complicate that: 63% of USPSTF Prevention TaskForce's written reviews are positive against 54% of WikEM's, so the app with the better star average is not the one people write more warmly about.

USPSTF Prevention TaskForce ships an update every 3 months, WikEM every 5 days. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | USPSTF Prevention TaskForce | WikEM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (68 ratings)](https://appshunter.io/ios/app/uspstf-prevention-taskforce/id311852560/reviews) | **[4.8 (4.7K ratings)](https://appshunter.io/ios/app/wikem/id576405449/reviews)** |
| Number of ratings | 68 | **4.7K** |
| Positive reviews | **63.5% of reviews** | 54.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 13 MB | 157 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [AHRQ](https://appshunter.io/developer/311852563) | [OpenEM Foundation](https://appshunter.io/developer/766470023) |

## What reviewers say

### USPSTF Prevention TaskForce

[App page](https://appshunter.io/ios/app/uspstf-prevention-taskforce/id311852560)

This app provides primary care clinicians with evidence-based recommendations for preventive services. It helps identify appropriate screening, counseling, and medication services for patients based on their individual characteristics.

**Highlights:** Access USPSTF recommendations, Search by patient characteristics, Identify screening services, Find counseling services, Discover preventive medications

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Essential for primary care
- 👍 Great evidence-based resource
- 👍 Useful for students and clinicians
- 👍 Well-organized and easy to use
- 👍 Quick reference tool

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 Outdated recommendations
- 🐛 Inaccurate/broken recommendations
- 🐛 UI needs update
- 🐛 Not working with latest iOS

**Reported bugs**

- App crashes on startup
- Recommendations are broken/inaccurate
- App not compatible with recent iOS updates
- Menu won't stay open
- Unable to download

**Requested features**

- Update recommendations
- Add more units of measurement (kg/meters)
- Update for dark mode
- Improve UI/UX
- Add more diseases to profile


### WikEM

[App page](https://appshunter.io/ios/app/wikem/id576405449)

This app provides a continuously updated wiki and database of emergency medicine knowledge for physicians. Access key information offline for rapid reference during daily practice. An in-app subscription unlocks advanced AI-powered questions, favorites, and history features.

**Highlights:** Emergency medicine knowledge database, Continuously updated content, Offline access, AI-powered questions (subscription), Favorites and history (subscription)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WikEM AI Search | $1.99 | per month |
| Premium Features | $4.99 | per year |
| Personal Notes | $0.99 | one-time |
| Favorites and Lists | $5.99 | one-time |
| History and Favorites | $9.99 | one-time |
| WikEM Russian Content | $29.99 | one-time |
| WikEM Italian Content | $29.99 | one-time |
| WikEM Polish Content | $29.99 | one-time |
| WikEM Hindi Content | $29.99 | one-time |
| WikEM Turkish Content | $29.99 | one-time |

**What reviewers like**

- 💡 Useful and concise information
- 🚀 Great resource for quick reference
- 👍 Helpful for medical professionals

**What reviewers complain about**

- 🐛 Frequent login and account issues
- 🐛 App crashes and database loading problems
- 🐛 Compatibility issues with newer devices
- 🔋 High battery consumption

**Reported bugs**

- Login screen freezes
- Incompatible with older devices
- Broken hyperlinks and charts
- Search function not working as expected

**Requested features**

- Dark mode support
- Ability to save favorites and customize the app
- Improved search functionality
- Regular content updates


## Frequently asked questions

### Is USPSTF Prevention TaskForce free?

USPSTF Prevention TaskForce is free to download, with no in-app purchases.

### Is WikEM free?

WikEM is free to download, with in-app purchases available.

### Which has better reviews, USPSTF Prevention TaskForce or WikEM?

WikEM is rated higher. USPSTF Prevention TaskForce averages 3.6 out of 5 from 68 ratings, while WikEM averages 4.8 from 4.7K ratings.

### Do USPSTF Prevention TaskForce or WikEM have ads?

Neither USPSTF Prevention TaskForce nor WikEM shows ads.

### Which is updated more often, USPSTF Prevention TaskForce or WikEM?

USPSTF Prevention TaskForce ships an update every 3 months, and WikEM every 5 days. Most recently, USPSTF Prevention TaskForce was updated on October 12, 2026 and WikEM on October 13, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*